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(2007/10/03)2-[benzyl-(4-fluoro-benzenesulfonyl)-amino]-3-methyl-butyric acid tert-butyl ester
4-Fluorobenzenesulfonyl chloride
O-benzylhydoxylamine hydrochloride
(S)-2-[Benzyl-(4-fluoro-benzenesulfonyl)-amino]-3-methyl-butyric acid
2-(4-fluoro-benzenesulfonylamino)-3-methyl-butyric acid tert-butyl ester